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US Patent: 2,581,958
Antifriction bearing
Patentee:
Frederick S. Kingston (exact or similar names) - North Plainfield, NJ

USPTO Classifications:
384/447

Tool Categories:
electrical devices : electric motors : motor bearings

Assignees:
Hoover Co. - North Canton, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 12, 1945
Granted: Jan. 08, 1952

Patent Pictures:
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